From: Christoph Hellwig <hch@lst.de>
To: Daniel Wagner <dwagner@suse.de>
Cc: Christoph Hellwig <hch@lst.de>,
James Smart <james.smart@broadcom.com>,
Keith Busch <kbusch@kernel.org>, Sagi Grimberg <sagi@grimberg.me>,
Hannes Reinecke <hare@suse.de>,
linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org,
Hannes Reinecke <hare@kernel.org>
Subject: Re: [PATCH v4 3/5] nvmet: return DHCHAP status codes from nvmet_setup_auth()
Date: Fri, 5 Apr 2024 16:47:52 +0200 [thread overview]
Message-ID: <20240405144752.GA6352@lst.de> (raw)
In-Reply-To: <3qh6d2fensgck2rodnbhreirfwkf7lloqwvk6gyfafu4fvgxss@jxb4b4kzu224>
On Fri, Apr 05, 2024 at 12:02:51PM +0200, Daniel Wagner wrote:
> > > if (!host) {
> > > pr_debug("host %s not found\n", ctrl->hostnqn);
> > > - ret = -EPERM;
> > > + ret = NVME_AUTH_DHCHAP_FAILURE_FAILED;
> > > goto out_unlock;
> >
> > This is now returning returning random on the wire fields that aren't
> > even the NVMe status codes from a function otherwise returning Linux
> > errno values. I can't see how this works or is maintainable long term.
>
> This is the target side and we generate the on wire return code here.
True.
> Are you sure I should map this to errno codes and the back to NVME
> status codes? Sure, this is possible but don't really think it makes
> sense.
No, but we should not overload the return value. Pass in the req
or sq, or add a new paramter for the auth fail reason.
next prev parent reply other threads:[~2024-04-05 14:47 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-04 15:44 [PATCH v4 0/5] nvme-fabrics: short-circuit connect retries Daniel Wagner
2024-04-04 15:44 ` [PATCH v4 1/5] nvme: authentication error are always non-retryable Daniel Wagner
2024-04-05 6:16 ` Christoph Hellwig
2024-04-05 6:45 ` Daniel Wagner
2024-04-05 6:49 ` Christoph Hellwig
2024-04-04 15:44 ` [PATCH v4 2/5] nvmet: lock config semaphore when accessing DH-HMAC-CHAP key Daniel Wagner
2024-04-05 6:16 ` Christoph Hellwig
2024-04-04 15:44 ` [PATCH v4 3/5] nvmet: return DHCHAP status codes from nvmet_setup_auth() Daniel Wagner
2024-04-05 6:20 ` Christoph Hellwig
2024-04-05 10:02 ` Daniel Wagner
2024-04-05 13:24 ` Daniel Wagner
2024-04-05 14:47 ` Christoph Hellwig [this message]
2024-04-05 14:50 ` Christoph Hellwig
2024-04-04 15:44 ` [PATCH v4 4/5] nvme-tcp: short-circuit reconnect retries Daniel Wagner
2024-04-04 15:45 ` [PATCH v4 5/5] nvme-rdma: " Daniel Wagner
2024-04-04 15:50 ` [PATCH v4 0/5] nvme-fabrics: short-circuit connect retries Daniel Wagner
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